... .ApplianceThis model is flexible in size and used in Electronic bike, Electronic motor, EVs, Electronic tools, Toys, back-up power, emergency power portable ... mobile power, medical equipment, heating equipment, health care equipment, defend electronic devices.2.Delivery timeNew sample: 12-15days3.series ModelsCapacity(Ah ... .258±0.5150.5±0.5133. 3.7v 5000mah LiMnO2 rechargeable battery( customer design)